*: refactor

Documentation will be rewritten and added later.

hook/luks/luks.init

@@ -0,0 +1,15 @@
+# vim: set ft=sh:
+# shellcheck shell=sh
+#
+# https://shellcheck.net/wiki/SC2154
+# shellcheck disable=2154
+
+mkdir -p /run/cryptsetup
+
+resolve_device "$luks_root"
+
+DM_DISABLE_UDEV=1 cryptsetup open \
+    ${luks_discard:+--allow-discards} \
+    ${luks_header:+--header="$luks_header"} \
+    ${luks_key:+--key-file="$luks_key"} -- "$device" \
+    "${luks_name:-crypt-${device##*/}}" || panic "failed to unlock LUKS"